(canton of Ploudalmézeau, latitude 48° 29´ 05″) a few metres from a tumulus surrounded by the ruins of a cromlech (B and C), has the section such that the faces, parallel and remarkably plane, are oriented N. 54° E. (Figs. 27 and 28).

“At 1300 metres in the same azimuth there is a line of three large menhirs (D, E, F), of which one (E) is overthrown. The direction of the line passes exactly

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by the menhir A. Prolonged towards the N.E. it meets at 3k. 700m. an overturned block of 2m. 50 in height, which is without doubt a menhir; towards the S.W. it passes a little to the south some lines of the island of Molène. . . . (Fig. 29).

“There exists in the neighbourhood other groups, forming also lines of the same orientation and that of